The war-what happend in busytown bay during this?

the war-what happened in busytown bay during this? is one of the bonus features in the war DVD it started when brick daddy and his henchmen left "the demention"with the demention transporter 2000 that max and mac made then it skipped a few days to the day the bioncles turned evil. Then the dark force kranxx made sumoned an army of zombies to kill the citicins of busytown bay. thus this mishap distracting brick daddy the bionicles desideed to attack this attack went down in histroy as " the big bang"